14439985560 has 1536 divisors, whose sum is σ = 70050355200. Its totient is φ = 2553016320.

The previous prime is 14439985499. The next prime is 14439985577. The reversal of 14439985560 is 6558993441.

14439985560 is a `hidden beast` number, since 1 + 44 + 39 + 9 + 8 + 5 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 14439985497 and 14439985506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 390269862 + ... + 390269898.

It is an arithmetic number, because the mean of its divisors is an integer number (45605700).

Almost surely, 2^14439985560 is an apocalyptic number.

14439985560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14439985560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35025177600).

14439985560 is an abundant number, since it is smaller than the sum of its proper divisors (55610369640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14439985560 is a wasteful number, since it uses less digits than its factorization.

14439985560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

It can be divided in two parts, 14439 and 985560, that added together give a palindrome (999999).

The spelling of 14439985560 in words is "fourteen billion, four hundred thirty-nine million, nine hundred eighty-five thousand, five hundred sixty".